When issue the version command in the virsh console, the following are
the results:
Compiled against library: libvir 0.7.6

Using library: libvir 0.7.6
Using API: LXC 0.7.6
Running hypervisor: LXC 2.6.31
But, the following pkg-config command for libvirt is giving following:
Package libvirt was not found in the pkg-config search path.
Perhaps you should add the directory containing `libvirt.pc'
to the PKG_CONFIG_PATH environment variable
No package 'libvirt' found